22-inch Electronic Class Board
- 1920×1080P@60Hz full HD, 10-point capacitive touch, and 8-millisecond rapid response
- 27-millimeter-thick body with anti-glare toughened glass, preventing strong light interference and violent destruction
- Built-in light sensor module helps automatically adjust screen brightness to match surrounding lighting conditions, displaying clear pictures with energy saved
- Control access control devices through Wiegand protocol, and door locks with relays
- Built-in 13.56 MHz RFID card-swiping module with high response speed, compatible with the standard card of type A and B
- Built-in 2 MP WDR camera captures clear images when facing against the light
- Built in Hikvision face comparison algorithm, supporting 10 people in the same screen, to solve the short-term attendance needs of multiple people
Specifications
| Display | |
|---|---|
| Viewing Angle | 178°(H)/178°(V) |
| Screen Size | 21.5 inch |
| Active Display Area | 478.66 (H) mm × 260.28 (V) mm |
| Backlight | ELED |
| Pixel Pitch | 0.241 (H) mm × 0.241 (V) mm |
| Resolution | 1920 × 1080 |
| Brightness | 400 cd/m² |
| Color Depth | 8 bit, 16.7 M |
| Contrast Ratio | 1000:1 |
| Response Time | 8 ms |
| Color Gamut | 72% NTSC |
| Reliability | 7 × 16 h |
| Built-in System | |
| Operation System | Android 12.0 |
| CPU | Cortex-A55，4 Cores, 1.8 GHz |
| Memory | 2 GB |
| Built-in Storage | 16 GB EMMC |
| Smart | |
| Lens | 2 MP WDR Camera |
| Face Database | 50,000 pictures, JPG format allowed |
| Face Detection Distance | Up to 5 m (196.86'') 0.3 m to 1.5 m (11.81'' to 59.06'') recommended Adjustable through software |
| Face Verification Accuracy | > 99% |
| Face Verification Time | ≤ 0.5 s/person |
| Touch | |
| Touch Type | Capacitive touch |
| Glass | 3 mm anti-glare toughened glass |
| Touch Point | 10 |
| Interface | |
| Network Interface | LAN × 1, built-in Wi-Fi |
| Data Transmission Interface | USB 2.0 × 2, BT 4.0 × 1, Card-swiping for IC card, Access control linkage |
| Power | |
| Standby Consumption | ≤ 0.5 W |
| Power Consumption | ≤ 40 W |
| Working Environment | |
| Working Temperature | 0 °C to 40 °C (30 °F to 104 °F) |
| Working Humidity | 10% to 90% RH (without condensation) |
| General | |
| Power Supply | 24 VDC, 2.5 A |
| Gross Weight | 8.24 kg |
| Net Weight | 6.57 kg |
| Package Dimensions (W x H x D) | 662 (W) mm × 530 (H) mm × 110 (D) mm (26.1'' × 20.9'' × 4.3'') |
| Packing List | Power adapter × 1, access control linkage line × 1, quick start guide × 1, screw kit × 1, L-type ring spanner × 1, dust-proof bag × 1, intelligent cloud digital signage paper card × 1, power cord × 1 |
| Product Dimensions (W x H x D) | With base: 514.06 (W) mm x 383.79 (H) mm x 28 (D) mm (20.24" x15.11" x 1.1") Without base: 514.06 (W) mm x 383.79 (H) mm x 26.6 (D) mm (20.24" x 15.11" x 1.06") |
| Internal Function | |
| Loudspeaker | 8 Ω, 3 W × 2 |
| Temperature Measurement | |
| Field Angle | 37° (H)/50° (V) |
| Applicable Range | Indoor, no direct sunlight, no heat resource and no air conditioner vent in front |
| Temperature Measurement Accuracy | ± 0.5 °C |
| Temperature Measurement Distance | 0.5 m ~ 1.5 m |
| Indoor Temperature Requirement | 5 °C ~ 35 °C |